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  • All fields: Operate
(2971 results)



Display: 50

    • Colorado School of Mines students

    • Three young Colorado School of Mines male students stand around a vertical magnetometer in a field, learning to operate the instrument that measures magnetic intensity. They wear jodhpurs, tall lace up boots, shirts and ties.
    •  
    • [between 1917 and 1925?]
    • Auraria Parkway: Environmental Assessment

    • This study was conducted to assess the feasibility of parkway alignments, urban development and pedestrian improvements in the Auraria Parkway area.
    • Source unknown
    • 1987 January
    • Milwaukee Brewing Co.

    • The Milwaukee Brewery Company was established in 1859 by James Endlich at 10th and Larimer Streets in Denver, Colorado. In 1860, the brewery was sold to John Good, who enlarged it and renamed it after the Tivoli Gardens in Copenhagen. In 1901, the...
    • Collier, Joseph.
    • [between 1890 and 1900?]
    • East High School moving picture project

    • East High School boys and girls operate a motion picture camera and lights at a dairy in Denver, Colorado. Milk tanks read: "Laval"; a man operates a milking machine.
    •  
    • 1939
    • Sinking shaft with windlass

    • Well-dressed men stand on a wooden platform and operate a windlass to a mine shaft in Colorado. The shafthouse, a tailings dump, and a railroad to another mine are in the distance.
    • Jackson, William Henry, 1843-1942.
    • 1897
    • Sluicing for gold in San Francisquito Canyon

    • Miners operate a hydraulic sluice in San Francisquito Canyon, Los Angeles County, California. The placer mine machine consists of adobe columns, pulleys, ropes, and wood boxes. Donkeys are loaded with ore bags.
    •  
    • [between 1890 and 1900?]
    • Teachers on tour

    • Men, women, a girl and a boy pose with a Stanley Steamer tour bus in Salt Lake City, Utah. I. J. Boyd (Panama hat and bow tie) poses with the teachers.
    •  
    • 1913
    • Yellow Jacket Store & Post Office, Yellow Jacket, Colo.

    • View of the Yellow Jacket Store & Post Office located at 22009 County Road 18, Yellow Jacket, Colo. The single-story, false-fronted clapboard storefront was built in 1915 as a combination General Store & Post Office. Although the store has closed,...
    • Noel, Thomas J. (Thomas Jacob)
    • 1987.
    • Denver & Rio Grande Western Railroad Baggage-Railway Post Office Car No. 631

    • Exterior of the Denver & Rio Grande Western Railroad Baggage-Railway Post Office Car No. 631. The 1930 Baggage-Railway Post Office Car is one of the last three and sole surviving RPO car to operate on the D&RGW until the end of rail mail service...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • 1950 June
    • Denver & Rio Grande Western Railroad Baggage-Railway Post Office Car No. 631

    • Exterior of the Denver & Rio Grande Western Railroad Baggage-Railway Post Office Car No. 631. The 1930 Baggage-Railway Post Office Car is one of the last three and sole surviving RPO car to operate on the D&RGW until the end of rail mail service...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • 1950
    • Denver & Rio Grande Western Railroad Baggage-Railway Post Office Car No. 631

    • Exterior of the Denver & Rio Grande Western Railroad Baggage-Railway Post Office Car No. 631. The 1930 Baggage-Railway Post Office Car is one of the last three and sole surviving RPO car to operate on the D&RGW until the end of rail mail service...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • 1956 July 9
    • Denver & Rio Grande Western Railroad Baggage-Railway Post Office Car No. 631

    • Exterior of the Denver & Rio Grande Western Railroad Baggage-Railway Post Office Car No. 631. The 1930 Baggage-Railway Post Office Car is one of the last three and sole surviving RPO car to operate on the D&RGW until the end of rail mail service...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • 1999 April
    • Denver & Rio Grande Western Railroad Baggage-Railway Post Office Car No. 631

    • Exterior of the Denver & Rio Grande Western Railroad Baggage-Railway Post Office Car No. 631. The 1930 Baggage-Railway Post Office Car is one of the last three and sole surviving RPO car to operate on the D&RGW until the end of rail mail service...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • 1999 April
    • Denver & Rio Grande Western Railroad Baggage-Railway Post Office Car No. 631

    • Interior photograph of the Denver & Rio Grande Western Railroad Baggage-Railway Post Office Car No. 631. The 1930 Baggage-Railway Post Office Car is one of the last three and sole surviving RPO car to operate on the D&RGW until the end of rail...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • 1999 April
    • Miners inside a gold mine pit

    • Miners use shovels and picks in a sluice and operate a crane on a hydraulic placer gold mining dredge, Park County, Colorado. Pipes run down the wall into the pit.
    •  
    • [1900?]
    • Denver & Rio Grande Western Railroad Baggage-Railway Post Office Car No. 631

    • Interior photograph of the Denver & Rio Grande Western Railroad Baggage-Railway Post Office Car No. 631. The 1930 Baggage-Railway Post Office Car is one of the last three and sole surviving RPO car to operate on the D&RGW until the end of rail...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • 1999 April
    • Ride to the sky

    • A gondola lift on a cable rises 800 feet up Prospect Mountain on the south side of Estes Park, Colorado. Evergreen trees mingle with businesses and residences on curving streets in the town below, amd grow on the surrounding hillsides and craggy...
    •  
    • [between 1950 and 1970?]
    • Turf Club, Cripple Creek, Colo.

    • View of the Turf Club located at 239-243 East Bennett Avenue, Cripple Creek, Colo. The two-story brick commercial building has a large, arched second floor window with an ornate parapet. An inset plaque reads "Turf 1896, Club Room". William P....
    • Noel, Thomas J. (Thomas Jacob)
    • 1992.
    • Underground drilling with machine drill

    • A miner squats down to operate an air drill called a stoper or a "wiggle tail" in a gold mine in Gilpin County, probably in the 1880s or 1890s. The miner leans against a thick rock wall. Smaller rocks stand in a pile in the dark background. The...
    • Kemp, Donald Campbell, 1889-1975.
    • [between 1935 and 1950?]
    • Hydraulic gold mining in Montana

    • Miners operate a hose with a monitor nozzle on a stream at a placer gold operation in Montana; a man in a suit looks on.
    • Jackson, William Henry, 1843-1942.
    • [between 1872 and 1878]
    • The Urban Dweller: A Publication by Capitol Hill United Neighborhoods Inc.

    • Newsletter produced by the Capitol Hill United Neighborhoods (CHUN) pertaining to organization's meetings, events, and decisions. Specific issues addressed in this newsletter include membership, VISTA's, a pedestrian safety program, cable TV,...
    • Capitol Hill United Neighborhoods, Inc.
    • 1981 January
    • P.W.A. mining class, Denver

    • Women operate a hydraulic gold placer mining rocker box, in a Public Works Administration class, in Denver, Colorado. One wears a big hat and pours from a bucket; gold pans are on the ground, and cars are nearby.
    •  
    • [between 1933 and 1939?]
    • Wink's Panorama Lodge

    • Photograph looking down the hill towards Wink's Lodge, located near Lincoln Hills, Colorado, and its surrounding buildings. Winks Panorama is important for its role in Black History. In 1925, Wendall "Winks" Hamlet decided to build a lodge for...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • Undated
    • Wink's Panorama Lodge

    • Photograph of Wink's Lodge, located near Lincoln Hills, Colorado. Winks Panorama is important for its role in Black History. In 1925, Wendall "Winks" Hamlet decided to build a lodge for black vacationers wanting to enjoy the Rocky Mountain...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • Undated
    • Wink's Panorama Lodge

    • Photograph of Wink's Lodge, located near Lincoln Hills, Colorado. Winks Panorama is important for its role in Black History. In 1925, Wendall "Winks" Hamlet decided to build a lodge for black vacationers wanting to enjoy the Rocky Mountain...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • Undated
    • Wink's Panorama Lodge

    • Photograph of Wink's Lodge, located near Lincoln Hills, Colorado. Winks Panorama is important for its role in Black History. In 1925, Wendall "Winks" Hamlet decided to build a lodge for black vacationers wanting to enjoy the Rocky Mountain...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • Undated
    • Wink's Panorama Lodge

    • Photograph of Wink's Lodge, located near Lincoln Hills, Colorado. Winks Panorama is important for its role in Black History. In 1925, Wendall "Winks" Hamlet decided to build a lodge for black vacationers wanting to enjoy the Rocky Mountain...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • Undated
    • Wink's Panorama Lodge

    • Photograph of Wink's Lodge, located near Lincoln Hills, Colorado. Winks Panorama is important for its role in Black History. In 1925, Wendall "Winks" Hamlet decided to build a lodge for black vacationers wanting to enjoy the Rocky Mountain...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • Undated
    • Wink's Panorama Lodge

    • Photograph of Wink's Lodge, located near Lincoln Hills, Colorado. Winks Panorama is important for its role in Black History. In 1925, Wendall "Winks" Hamlet decided to build a lodge for black vacationers wanting to enjoy the Rocky Mountain...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • Undated
    • Wink's Panorama Lodge

    • Photograph of Wink's Lodge, located near Lincoln Hills, Colorado. Winks Panorama is important for its role in Black History. In 1925, Wendall "Winks" Hamlet decided to build a lodge for black vacationers wanting to enjoy the Rocky Mountain...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • Undated
    • Wink's Panorama Lodge private entrance

    • Photograph of stone porch and entrance to Wink's Lodge, located near Lincoln Hills, Colorado. Winks Panorama is important for its role in Black History. In 1925, Wendall "Winks" Hamlet decided to build a lodge for black vacationers wanting to...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • Undated
    • Wink's Panorama Lodge outhouse and well

    • Photograph looking from Wink's Lodge, located near Lincoln Hills, Colorado, looking towards the outhouse and well. Winks Panorama is important for its role in Black History. In 1925, Wendall "Winks" Hamlet decided to build a lodge for black...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • Undated
    • Wink's Panorama Lodge

    • Photograph looking down the hill towards Wink's Lodge, located near Lincoln Hills, Colorado, and its surrounding buildings. Winks Panorama is important for its role in Black History. In 1925, Wendall "Winks" Hamlet decided to build a lodge for...
    • History Colorado. Office of Archaeology and Historic Preservation.
    • Undated

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